Chun F Lin

US Patent:

8142909, Mar 27, 2012

Filed:

Mar 7, 2008

Appl. No.:

12/044605

Inventors:

Scott Beers - Flemington NJ, US
Peter B. Mackenzie - Kingsport TN, US
Jui-Yi Tsai - Lawrenceville NJ, US
Chun Lin - Langhorne PA, US
Walter Yeager - Yardley PA, US
Edward Barron - Hamilton NJ, US
David B. Knowles - Apollo PA, US
Robert W. Walters - Export PA, US
Cory S. Brown - Pittsburgh PA, US

Assignee:

Universal Display Corporation - Ewing NJ

International Classification:

H01L 51/54
C09K 11/06

US Classification:

428690, 428917, 313504, 313506, 25230116, 257 40, 257E51044, 548103, 546 10

Abstract:

Compounds comprising phosphorescent metal complexes comprising cyclometallated imidazo[1,2-f]phenanthridine and diimidazo[1,2-a:1′,2′-c]quinazoline ligands, or isoelectronic or benzannulated analogs thereof, are described. Organic light emitting devices comprising these compounds are also described.

US Patent:

8367850, Feb 5, 2013

Filed:

Aug 7, 2008

Appl. No.:

12/672198

Inventors:

Bin Ma - West Windsor NJ, US
Yonggang Wu - Ewing NJ, US
Chun Lin - Langhorne PA, US
Raymond Kwong - Plainsboro NJ, US

Assignee:

Universal Display Corporation - Ewing NJ

International Classification:

C07D 307/91

US Classification:

549460

Abstract:

Triphenylene containing benzo-fused thiophene compounds are provided. Additionally, triphenylene containing benzo-fused furan compounds are provided. The compounds may be useful in organic light emitting devices, particularly as hosts in the emissive layer of such devices, or as materials for enhancement layers in such devices, or both.

US Patent:

8426035, Apr 23, 2013

Filed:

Sep 24, 2009

Appl. No.:

12/565966

Inventors:

Raymond Kwong - Plainsboro NJ, US
Bin Ma - Plainsboro NJ, US
Chuanjun Xia - Lawrenceville NJ, US
Chun Lin - Langhorne PA, US

Assignee:

Universal Display Corporation - Ewing NJ

International Classification:

H01L 51/54
C09K 11/06

US Classification:

428690, 428917, 313502, 313504, 540 1

Abstract:

The present invention provides organoselenium compounds comprising dibenzoselenophene, benzo[b]selenophene or benzo[c]selenophene and their uses in organic light emitting devices.

US Patent:

8586204, Nov 19, 2013

Filed:

Aug 26, 2010

Appl. No.:

12/869284

Inventors:

Chuanjun Xia - Lawrenceville NJ, US
Walter Yeager - Yardley PA, US
Bin Ma - West Windsor NJ, US
Scott Beers - Flemington NJ, US
Jui-Yi Tsai - Lawrenceville NJ, US
James Fiordeliso - Morrisville PA, US
Edward Barron - Hamilton NJ, US
Chun Lin - Langhorne PA, US

Assignee:

Universal Display Corporation - Ewing NJ

International Classification:

H01L 51/54
C09K 11/06

US Classification:

428690, 428917, 313504, 313506, 257E51044, 257E5105

Abstract:

Devices containing a particular combination of organic compounds are provided. In particular, the devices contain twisted aryl compounds having extended conjugation (i. e. , the twisted aryl is substituted with an additional aryl group) in combination with dibenzothiophene or dibenzofuran containing host materials. The organic light emitting devices may provide improved stability color, lifetime and manufacturing. Compounds containing a twisted aryl having extended conjugation are also provided.

US Patent:

20130015432, Jan 17, 2013

Filed:

Jul 9, 2012

Appl. No.:

13/544801

Inventors:

Chun Lin - Yardley PA, US
Julie J. Brown - Yardley PA, US
Angang Dong - Ewing PA, US

Assignee:

Universal Display Corporation - Ewing NJ

International Classification:

H01L 51/52
H01L 51/56

US Classification:

257 40, 438 47, 257E51018

Abstract:

A novel electronic device is reported containing a host comprising an inorganic material with a band gap of less than 4 eV. The use of an inorganic material is advantageous due to its desirable physical properties, including increased stability and charge mobility.

US Patent:

20130060037, Mar 7, 2013

Filed:

Sep 6, 2012

Appl. No.:

13/604897

Inventors:

Chun Lin - Yardley PA, US
Bin Ma - Plainsboro NJ, US
Raymond Kwong - Fotan, HK
Alexey Borisovich Dyatkin - Ambler PA, US
Wu Yonggang - Hunan, CN
Zeinab M. Elshenawy - Holland PA, US

Assignee:

Universal Display Corporation - Ewing NJ

International Classification:

C07D 495/04
C07D 491/048

US Classification:

546 89, 546 80

Abstract:

A new class of compounds containing aza-dibenzothiophene or aza-dibenzofuran are provided. The compounds may be used in organic light emitting devices giving improved stability, improved efficiency, long lifetime and low operational voltage. In particular, the compounds may be used as the host material of an emissive layer having a host and an emissive dopant, or as a material in an enhancement layer.

US Patent:

20130168660, Jul 4, 2013

Filed:

Feb 25, 2013

Appl. No.:

13/775584

Inventors:

Universal Display Corporation - Ewing NJ, US
Bin MA - Plainsboro NJ, US
Chuanjun XIA - Lawrenceville NJ, US
Chun LIN - Langhorne PA, US

Assignee:

UNIVERSAL DISPLAY CORPORATION - Ewing NJ

International Classification:

H01L 51/00

US Classification:

257 40, 540 1, 548440, 544216, 5462681

Abstract:

The present invention provides organoselenium compounds comprising dibenzoselenophene, benzo[b]selenophene or benzo[c]selenophene and their uses in organic light emitting devices.

US Patent:

20130175510, Jul 11, 2013

Filed:

Dec 14, 2012

Appl. No.:

13/714872

Inventors:

Universal Display Corportion - Ewing NJ, US
Yonggang WU - Ewing NJ, US
Chun LIN - Yardley PA, US
Raymond Kwong - Fo Tan, HK

Assignee:

UNIVERSAL DISPLAY CORPORTION - Ewing NJ

International Classification:

H01L 51/00

US Classification:

257 40, 549 49, 549471

Abstract:

Triphenylene containing benzo-fused thiophene compounds are provided. Additionally, triphenylene containing benzo-fused furan compounds are provided. The compounds may be useful in organic light emitting devices, particularly as hosts in the emissive layer of such devices, or as materials for enhancement layers in such devices, or both.